Semwal Gaon is a village in Devprayag tehsil in district of Tehri Garhwal, Uttarakhand, India. As per the data provided by Census of India in 2011, total population of Semwal Gaon was 21 which includes 9 males and 12 females. Semwal Gaon covers 24.9 ha area. Pincode of Semwal Gaon is 249161.